The early bird catches the worm 早起的鳥有蟲吃！

He was ahead of others because he believed the early bird catches the worm - A person who starts a project in a timely manner will have a better chance to accomplish his goal.

A bird in the hand is worth two in the bush. 一鳥在手總比雙鳥在林好。

What you've already had is better than what you might get in the future. 現在擁有的要比將來可能得到的好。

Guarantee is worth more than a promise. 保證比承諾好。

I am dubious of his honesty, don't set a wolf to guard the sheep. (Don't let a robber watch the money). 我懷疑他的誠實，所以不要做出冒險的安排。

Many people realize that we get too soon old and too late smart. 許多人都可以體會到 "老的太快， 聰明太晚" 的道理。