Every man has his secret sorrows which the world knows not; and often times we call a man cold when he is only sad.
"We are all broken, but it is in the cracks that the light gets in."
The essence of mathematics is not to make simple things complicated, but to make complicated things simple.
自由民主的未来取决于其应对不平等和政治极化挑战的能力。
Civilization as it is known today could not have evolved, nor can it survive, without an adequate food supply.