There is only one boss. The customer. And he can fire everybody in the company from the chairman on down, simply by spending his money somewhere else.

Noman giveth to himself that liberty， to take from himself his life， or any part thereof.

一个奇怪的事实是，根据是从生物学还是地球物理学的角度来探讨问题，关于地球史前条件的结论完全相反，这反映了我们目前知识的不完整状态。