K

Knowledge is a treasure, but practice is key to it. 实践得真知。

Keeping is harder than winning. 创业不易，守业更难。

Knowledge is no burden. 艺不压身。

Kiss and be friends. 握手言和。

Kill two birds with one stone. 一箭双雕。

L

Let's cross the bridge when we come to it. 既来之，则安之。

Love is blind. 情人眼里出西施。

Little chips light great fires. 星星之火，可以燎原。

Like knows like. 惺惺相惜。

Live and learn. 学无止境。

M

Merry meet, merry part. 好聚好散。

Mind acts upon mind. 心有灵犀一点通。

N

Nothing comes wrong to a hungry man. 饥不择食No cross, no crown. 不吃苦中苦，难为人上人。

Nothing is easier than fault-finding. 站着说话不腰痛。

No weal without woe. 福兮祸所伏, 祸兮福所倚。

No work, no money. 不劳无获。

Never too late (or old) to learn. 活到老，学到老。

Never judge by appearances. 切莫以貌取人。

No fire without smoke. 无风不起浪。

O

One cloud is enough to eclipse all the sun.一叶障目，不见泰山。

One swallow does not make a summer. 一花独放不是春。

One can not be in two places at once. 一心不可二用。

Obedience is the first duty of a soldier. 服从是军人的天职。

One lark does not make a spring. 一花独放不是春。

P

Practice is better than precept. 身教重于言教。

Poverty is stranger to industry. 勤劳之人不受穷。

R

Riches have wings. 富贵无常。