Mathematics advances not by the efforts of individuals alone but through the collective work of generations.
Change the way you look at things and the things you look at change.
Success is not the key to happiness. Happiness is the key to success
Don't give up easily, because you never know what will happen in the next second.
The quest to unify the fundamental forces of nature is one of the greatest challenges in modern physics.
The best research often comes from unexpected observations.