one must change, tactics, ten years, wishes, maintain
If you're in a bad situation, don't worry it'll change. If you're in a good situation, don't worry it'll change.
Time changes everything except something within us which is always surprised by change.
When it is not necessary to change, it is necessary not to change.
When it is not necessary to change
A heart well prepared for adversity in bad times hopes, and in good times fears for a change in fortune.
CHANGE, A HEART WELL PREPARED FOR ADVERSITY IN BAD TIMES HOPES
They must often change, who would be constant in happiness or wisdom.
change, constant, happiness, wisdom
Sometimes if you want to see a change for the better, you have to take things into your own hands.
CHANGE, SOMETIMES IF YOU WANT TO SEE A CHANGE
Any change, even a change for the better, is always accompanied by drawbacks and discomforts.