In the struggle for existence, as I have shown, the strong and the progeny of the strong tend to survive, while the weak and the progeny of the weak are crushed and tend to perish.

• 正如我已经指出的，在生存竞争之中强者和他们的子孙更适于生存，而弱者和他们的子孙则要被碾碎，被消灭。