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If you loan someone $20 and you never see them again. That makes it worth $20. 
如果你借给别人 20 美元,而他为了不还钱选择不再见你,那你们的关系就只值 20 美元。
True progress is measured not just in profits, but in positive impact.
Life is like riding a bicycle. To keep your balance, you must keep moving.
"I am not afraid of aging. I am afraid of not living fully."
The beauty of science is that it allows us to explore the unknown and make discoveries that can change the world.
DNA does not lie, but it requires interpretation.