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唯一存在的限制是你给自己设定的限制。
Most people are afraid of change, but if you look at it like it's something that can always count on, then it can be a comfort.It doesn't have many things that you can count on.
You have to have confidence in your ability, and then be tough enough to follow through.
Curiosity is the engine of intellectual achievement, and humility is its compass.