自由不是选择黑白，而是放弃这种规定的选择。

I don't sing to be perfect, I sing to be real.

Give me a dozen healthy infants, well-formed, and my own specified world to bring them up in and I'll guarantee to take any one at random and train him to become any type of specialist I might select—doctor, lawyer, artist, merchant-chief and, yes, even beggar-man and thief, regardless of his talents, penchants, tendencies, abilities, vocations, and race of his ancestors.

Engineering is about solving problems, not just making things look pretty.

Man’s main task in life is to give birth to himself, to become what he potentially is. The most important product of his effort is his own personality.

我们能种植的最宝贵作物是农民与消费者之间的信任。

The only way to discover the limits of the possible is to go beyond them into the impossible.