The yamen gates may be wide open, but with no money and only right on one's side, one should not enter them. 八字衙门朝南开，有理无钱莫进来。
Provisions should be arranged before an army is mobilized. 兵马未动，粮草先行。
Wisdom comes from experience. 不经一事，不长一智。
How can one catch tiger cubs without entering the tiger's lair. 不入虎穴，焉得虎子。
A little error may lead to a large discrepancy. 差之毫厘，失之千里。
Just as the waves of the Yangtze River behind drive on those ahead, so does each new generation replace the old. 长江后浪推前浪，世上新人赶旧人。
When rich, think of poverty; don't think of riches when you are poor. 常将有日思无日，莫待无时想有时。
A fall into the pit, a gain in your wit. 吃一堑，长一智。
Unless you beat a snake to death, it will cause endless trouble in the future.打蛇不死，后患无穷。
Keep the general goal in sight while tackling daily tasks. 大处着眼，小处着手。
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