If you're not failing every now and then, you're not doing anything very innovative.
宇宙不仅仅是星星和星系的集合;它是一个复杂的互动和现象的网络,我们才刚刚开始理解。
人类唯一需要恐惧的,就是恐惧本身。
Start where you are, with what you have. Make something of it. Never be satisfied.