Algebraic geometry is the study of zeros of polynomials.
It's not the face, but the expressions on it. It's not the voice, but what you say. It's not how you look in that body, but the thing you do with it. You are beautiful.
可持续性不是一种趋势;而是我们对地球和未来农民的责任。
The textile industry must adapt to the changing world or risk becoming obsolete.