If you want real peace in the world, start with children.
行为不应被视为仅仅是肌肉收缩的链条,而应被视为有目的和认知的活动。
History does not repeat itself, but it recurs in different forms.
The pursuit of mathematical knowledge is a never-ending adventure, filled with challenges, surprises, and the satisfaction of solving the unsolvable.
人类的灵魂需要真正的美,比需要面包更甚。