完美很无聊。如果一张脸上没有瑕疵，那就什么都不是

Sustainability isn't an option; it's our responsibility to future generations.

Every moment of one's existence one is growing into more or retreating into less.

Quality is free. It's not a gift, but it's free. What costs money are the unquality things -- all the actions that involve not doing jobs right the first time.