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那时我老得多,现在我比那时年轻。
I was so much older then, I'm younger than that now.
The universe is a quantum computer.
When we are planning for posterity, we ought to remember that virtue is not hereditary.
Optimists tend to interpret their troubles as transient, controllable, and specific to one situation. Pessimists, on the other hand, believe that their troubles last forever, undermine everything they do, and are uncontrollable.