A word to the wise is enough.-A very brief warning or explanation is enough for an intelligent person.

A fool and his money are soon parted.-Stupid people spend their money carelessly and soon become poor.

A good payer is master of another’s purse.-Someone who is known to always pay exactly as promised can borrow money from other people at any time.

A still tongue makes a wise head.-Someone who does not talk much, but listens to other people, probably has experience, knowledge and good judgement.

Fighting between countries for a fair and good cause is better than no fighting in a situation that is unfair.-A very small hint is enough to convey our meaning. It is not always necessary to say what we want explicitly.