You should concentrate on one thing and learn to do it well.とは 意味・読み方・使い方

You should find something you love to do, and do it a lot.

I need to gain the ability to focus.

That will help you to develop the persistence and concentration you'll eventually need.

Do whatever you want. Only don't leave it half‐done.

I value what I learned there and want to put on effort towards my goal.

I value what I learned there and want to put on effort towards my goal.

You will see better which way you should go if you have a goal.

I hope you will find something you really want to do and stick to it.

I expect you all to attend to your jobs with an enterprising spirit, unshackled by old ways and customs.

I’d like to suggest you set a modest goal and work a little bit every day to reach it.

So I suggest you should dedicate your time to something you really want to do.

There is no way that will quench his thirst to study even more.

Why don't you use your own brains rather than count on other people?

It's only when I have things I have to do that I find I want to do things I don't have to do.

You have to try many things and see what fits you.

You would do better to stop playing the field and concentrate on one thing at a time, you know!

I think it's important for you to have an aim in life and make a continuous effort for it.

In order to really put my heart into my work, I have to be in a calm mental state.

I just want you to be honest about what you want to do and work hard at it.

I think it is to pursue your interests and enjoy the whole process.

You had better learn anything for some future use―for possible uses.

Go out and have a good time once in a while instead of just studying all the time.

You would always talk to me when I try to concentrate on something.

You shouldn't start on anything until you've gotten a rough idea of it [of what's involved].

It is a worthy ambition to do well whatever one does.

Even if you do not achieve it, you will learn something valuable from the experience.

I think it's a good thing because it keep us on our toes.

Please have many experiences so that you can find out what you want to do, then walk your own way toward your dreams and goals.

Broaden your horizon so that as you become more and more able to take care of yourself you will move intelligently.

Just be confident to say that you love it, and pursue it with all your heart.