CHANGE, TIME
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
For changes to be of any true value, they've got to be lasting and consistent.
change, true value, consistent
Change means that what was before wasn't perfect. People want things to be better.
change means, before, perfect, people, better
Just because everything is different doesn't mean anything has changed.
CHANGE, EVERYTHING IS DIFFERENT
Progress is impossible without change, and those who cannot change their minds cannot change anything.