智者说话，是因为有些话要说；愚者说话，则因为要说些话。

I don’t need a gun to get respect on the street.

Knowledge has value only insofar as it contributes to the liberation of humanity.

当我接近一个孩子时，他激发了我两种情感：对他现在的温柔和对他未来可能成为的尊重。