Choosing which language to learn

The most common reason people abandon a language is that they chose it for a reason that could not sustain several hundred hours of work.

Why motivation decides it

The practical reality.

Language learning is a long project measured in hundreds of hours, and the return arrives slowly.

Which means the reason has to be strong enough to survive the plateau, the boredom and the competing demands.

"It would be useful" is not, for most people.

"I want to talk to my partner's family", "I am moving there", "I want to read this literature" generally are, because they attach to something specific.

Reasons that sustain

The durable ones.

People: family, a partner, friends, a community you belong to or want to.

A place you visit repeatedly or intend to live in.

Content you want access to: films, books, music, a research literature.

Work that genuinely requires it, with a date attached.

Heritage: a language spoken by your family that you did not learn.

And genuine interest in the language itself, which is rarer and is entirely sufficient.

Reasons that do not

The ones that fade.

General usefulness.

Number of speakers worldwide, which has no bearing on whether you will use it.

Perceived economic importance.

Wanting to be someone who speaks a language, without caring which.

And someone else's recommendation.

Each of these produces a strong start and a quiet abandonment around month four.

Difficulty

Which is real and is relative.

Institutional training data consistently show large differences in the time required for English speakers to reach working proficiency: languages closely related to English take a fraction of the time that distant ones with different writing systems do.

The main factors: relatedness to languages you already know, the writing system, the sound system, and grammatical distance.

Which means difficulty should inform your expectations rather than your choice, since a hard language you care about beats an easy one you do not.

Practical availability

An underrated criterion.

How much learner material exists?

Can you find tutors, and at what cost?

Is there content — television, podcasts, books — at a range of levels?

Are there speakers near you or in an online community?

Widely taught languages are substantially easier to learn for this reason alone, and a less-resourced language requires more resourcefulness.

Your existing languages

Which change the calculation.

A language related to one you already know is dramatically faster, since vocabulary and structure transfer.

Which is why learning a second Romance language after a first is a fraction of the work.

And why someone with an unusual language background may find a different set of options easy.

Committing properly

Once chosen.

Pick one and stay with it, since switching resets the clock and is the most common form of quiet failure.

Set a horizon of at least a year before evaluating.

Define what success looks like specifically: a conversation, a book, an exam, a trip.

Schedule the daily time rather than fitting it in.

And arrange for a real use of the language within the first few months, since a language with no use is abandoned.

Learning two at once

Generally inadvisable, with exceptions.

Two languages at beginner level compete for time and interfere with each other, particularly if they are related.

Which means finishing the first to a functional level before starting a second, for most people.

The exception is one at maintenance level and one being learned, which works.

And where two are genuinely required, staggering them by a year is better than parallel starts.

Changing your mind

Which is allowed.

If after some months the motivation is genuinely absent rather than merely low, switching is better than grinding.

The distinction: absent motivation means you do not want the outcome; low motivation means you want it and today is hard.

The second is the normal condition of language learning and is not a reason to change.

And whatever was learned is not wasted, since the second attempt at any language goes considerably faster.