The world is changed by your example, not by your opinion.
Failure is the best teacher. You learn by making mistakes and figuring out how to correct them.
O mundo é um livro, e quem não viaja lê apenas uma página.
The only limits in life are the ones you set for yourself.
If I fail, I try again, and again, and again. If YOU fail, are you going to try again? The human spirit can handle much worse than we realize. It matters HOW you are going to FINISH. Are you going to finish strong?
The journey of solving a mathematical problem is as important as the solution itself, for it teaches us patience, persistence, and the joy of discovery.