想法到处都是，但知识非常稀缺。
Ideas are everywhere, but knowledge is rare.
Failure is just a temporary setback, not the end of the road.
星星不仅仅是光点，而是通向过去的窗户。
The world is a great book, of which they that never stir from home read only a page.
The only real failure is the failure to try.
我们知识的边界就是我们好奇心的前沿。
我不禁感到惊讶，苏格拉底在多次告诉他的同胞，他不自诩有智慧，而是被神任命为向他们传递善意的使命，竟然被判处死刑。