One must change one's tactics every ten years if one wishes to maintain one's superiority.
one must change, tactics, ten years, wishes, maintain
Never believe that a few caring people can't change the world. For, indeed, that's all who ever have.
Change will never happen when people lack the ability and courage to see themselves for who they are.
CHANGE, CHANGE WILL NEVER HAPPEN WHEN PEOPLE LACK THE ABILITY
He who rejects change is the architect of decay. The only human institution which rejects progress is the cemetery.
rejects, architect, change, decay
They must often change, who would be constant in happiness or wisdom.
CHANGE, CONSTANT IN HAPPINESS OR WISDOM
The main dangers in this life are the people who want to change everything... or nothing.
CHANGE, THE MAIN DANGERS IN THIS LIFE