Some day this pain will be useful to you.

Perfer et obdura, dolor hic tibi proderit olim. (Be patient and tough; someday this pain will be useful to you.)

Accept that someday what pains you now will surely pain you less.

Remember, pain serves a purpose.

the pain we suffer is a way to make us appreciate what comes next.

Believe it or not, your pain will fade and you will have many other opportunities ahead of you,

A moment's pain can be a lifetime's gain.

But you will learn something from that, and use what you learn in the future — and the alternative to that single sharp pain is the dull ache of continued hopelessness and vague failure and the sense that time, precious time, is slipping by.

En realidad debería aceptar el dolor y darle alguna utilidad. A fin de cuentas, el dolor no es más que otra forma de energía.

Caracás

I know that when the pain and the waiting are here, the rising is on its way. I hope the pain will pass soon, but I'll wait it out because I've tested pain enough to trust it. And because who I will become tomorrow is so unforeseeable and specific that I'll need every bit of today's lessons to become her.

There is advantage in the wisdom won from pain.

Alas, Siddhartha, I see you suffering, but you're suffering a pain at which one would like to laugh, at which you'll soon laugh for yourself.

If you are in training, and you don't feel pain, next thing you are going to a race, and you don’t perform good. But if you have that pain, it's a success. So, you feel pain today, I think it will be a successful tomorrow to achieve what you have been feeling pain [for].

When pain knocks on your door, welcome it. Let it in. Sit with it. Have tea with it. Understand it. Then let it leave.