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The only limits are the ones you set for yourself.
唯一的限制是你为自己设定的限制。
做伟大工作的唯一方法是热爱你所做的事。
The law isn't justice. It's a very imperfect mechanism. If you press exactly the right buttons and are also lucky, justice may show up in the answer.
A good mathematician is not one who knows all the answers, but one who asks the right questions.