手工制造一支这样的枪所需的劳动会耗尽任何普通工匠的耐心和毅力。
The more you know, the more you can imagine. The more you imagine, the more you can know.
【讲解】:有了过错而不改正,这才真叫过错呢。
真正使我感兴趣的是上帝创造世界的时候有没有别的方案可选。
We must always question our assumptions and be willing to revise our theories in light of new evidence.