Soon got, soon gone.

【谚】得来容易去得也快。

as soon as

一等到...就...。

as soon as possible

尽快。

(just) as soon

宁愿。

sooner or later

迟早；早晚...。

The sooner, the better.

越早(快)越好。

no sooner...than

刚...就；一...马上...。

so soon as

不迟于。

would (had) sooner... than

与其...倒不如。

at the soonest

最快也。