A chain is no stronger than its weakest link. The strength of a group depends on each individual member.
A change is as good as a rest. A change in routine is often as refreshing as a break or a holiday.
A constant guest is never welcome. If you come to visit too often, your host will be less pleased to see you.
A danger foreseen is half avoided. If you are prepared to face a problem or difficulty, it will be easier to deal with.
A day of sorrow is longer than a month of joy. Times goes by very quickly when you are happy
and very slowly when you are sad.