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坚持与固执之间的区别在于一个源自坚强的意志,另一个源自坚强的拒绝。
The future belongs to those who can harness energy wisely.
原子能的释放并没有创造新的问题。它仅仅是把解决一个现有问题的工作变得更为急迫。
If you want to solve big problems, start by asking the right questions.
The only real joy is the joy of creation.
The more constraints one imposes, the more one frees oneself.