A politician divides mankind into two classes: tools and enemies.

Always do what is right. It will gratify half of mankind and astound the other.

Brutality to an animal is cruelty to mankind - it is only the difference in the victim.

He who surpasses or subdues mankind must look down on the hate of those below.

If we do not lay out ourselves in the service of mankind whom should we serve?

In faith and hope the world will disagree, but all mankind's concern is charity. .

In the long history of humankind (and animal kind, too) those who learned to collaborate and improvise most effectively have prevailed

Music is the one incorporeal entrance into the higher world of knowledge which comprehends mankind but which mankind cannot comprehend.

Of mankind we may say in general they are fickle, hypocritical, and greedy of gain.

One of the greatest tragedies in mankind's entire history may be that morality was hijacked by religion.

One of the main weaknesses of mankind is the average man's familiarity with the word 'impossible'.

Our true nationality is mankind.

Progress of mankind is progress of mind and intellect.

Property is surely a right of mankind as real as liberty.

Sickness is mankind's greatest defect.

The general tendency of things throughout the world is to render mediocrity the ascendant power among mankind.

The world is my country,all mankind are my brethren,and to do good is my religion.

This is one small step for a man, one giant leap for mankind.

We can work together for a better world with men and women of goodwill, those who radiate the intrinsic goodness of humankind.