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
Be content with what you are, and wish not change nor dread your last day, nor long for it.
CHANGE, BE CONTENT WITH WHAT ARE YOU
Change will never happen when people lack the ability and courage to see themselves for who they are.
change, never happen, people talk, ability
Loss is nothing else but change, and change is Nature's delight.
loss, change, nature's delight
They must often change, who would be constant in happiness or wisdom.
CHANGE, CONSTANT IN HAPPINESS OR WISDOM