怀疑是智慧的开始。

Healthy relationships are built on mutual respect, trust, and the ability to communicate openly and honestly.

不管你认为你能，还是你认为你不能——你是对的。

The selfish gene theory is not a theory about selfishness in the everyday sense. It is a theory about the evolution of behavior.

孔子说：“品质恶劣的人，忍受不了贫穷，享受不了快乐。仁者安仁，智者利仁。”