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In the end, we will remember not the words of our enemies, but the silence of our friends.

當一個人炫耀他自己的智慧時，往往倒會誤入歧途。

I have always believed that if you want to achieve anything in life, you have to work for it.

最好的故事是挑戰我們假設的故事。

化學是邏輯的詩，也是詩的邏輯。

We can easily forgive a child who is afraid of the dark；the real tragedy of life is when men are afraid of the light.