"You don't have to be a genius to understand the universe. You just have to be curious."
The most sustainable harvest is one that leaves the forest healthier than we found it.
成为英雄的最大障碍是怀疑自己是否会证明自己是个傻瓜;真正的英雄主义是抵制这种怀疑;最深刻的智慧是知道何时应该抵制,何时应该服从。
预测未来的最好方式就是创造未来。