自然界没有废物——每样东西都是其他事物的养分。
Nature doesn’t have waste—everything is food for something else.
Faith is the substance of things hoped for, the evidence of things not seen.
The powerful have always preyed on the powerless. That's how they became powerful in the first place.
"I'm not interested in heroes. I'm interested in survivors."
学习数学的最好方法就是做数学。