Work to become， not to acquire.
实现明天理想的唯一障碍是今天的疑虑。
Never spend your money before you have it.
技术应该服务于人，而不是控制人。
Every painting is a self-portrait, even when it's not.
The goal is to be able to have a long career and to be able to continue to make music that is relevant and meaningful.
As in geometry the most natural way of beginning is from a mathematical point, so is the same method in observations and natural history the most genuine, simple, and instructive.
