经济学中最重要的是理解个人和企业的行为。
仅靠市场无法解决所有发展挑战，我们还需要明智的干预措施。
It is only shallow peoplewho require years to get rid of an emotion. A man who is master of himself, can end a sorrow as easily as he can invent a pleasure.
Life is not a series of gig lamps symmetrically arranged; life is a luminous halo, a semi-transparent envelope surrounding us from the beginning of consciousness to the end.
Emancipate yourselves from mental slavery, none but ourselves can free our minds.
The intersection of mathematics and computer science is where some of the most exciting discoveries are made.
也许不快乐的源泉正来自我们用单一的视角看世界。《旅行的艺术》
