Many a slip (many things fall) between the cup and the lip.

酒杯来到嘴唇边，得饮与否未可知；物未到手前，未能算己有；凡事难以十拿九稳。

Nature abhors a vacuum.

自然界里是没有真空的。

Only that which is honestly got is gain.

正当的收入才是真正的收入。

Speech is silver (or silvern), silence is golden.

雄辩是银，沈默是金。

Take the world as one finds it.

听之任之。

The older the goose the harder to pluck.

越老越狡猾。