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Nature doesn’t care about your plans. It will test you, and you have to be ready.
The deterioration of every government begins with the decay of the principles on which it was founded.
理解的提高有两个目标:首先,我们自己的知识增长;其次,使我们能够将这些知识传递给他人。
The meaning of life lies in the pursuit of truth.
每一个反应都是原子之间的对话。