创新不仅仅是创造新事物，而是以最有效的方式解决实际问题。

The best fertilizer? A farmer's footsteps in the field.

The truth is rarely pure and never simple.

Happy the man, and happy he alone, he who can call today his own.

Life is an adventure, and the only way to truly live is to embrace the unknown.

The idea that we will make a society where literally everybody is graded, the good at the top, bad at the bottom, exactly done as it should be, is impossible. There are simply too many random factors: accidents, accidents of birth, accidents of things dropping on people's heads, illnesses, etc. We will never get to grade them, never get to grade people as they should.