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要养活世界,我们必须首先学会尊重地球的极限。
永远年轻,永远热泪盈眶。
If you don't take risks, you'll always work for someone who does.
"Books are the maps that guide us through life."
The goal of mathematics is to understand the structures that underlie the phenomena we observe.
I think it's important to be able to laugh at yourself.