Now that we have learned to fly the air like birds, swim under water like fish, we lack one thing - to learn to live on earth as human beings.

But whether the risks to which liberty exposes us are moral or physical our right to liberty involves the right to run them. A man who is not free to risk his neck as an aviator or his soul as a heretic is not free at all; and the right to liberty begins, not at the age of 21 years but 21 seconds.

Schools must not become the agencies through which propaganda advocated by any section of society is spread. The method of control always a crucial problem should be in harmony with the fundamental values and principles of the states and the entire e

No doubt it is easy to demostrate that property will destroy society unless society destroys it.

To a mathematician the eleventh means only a single unit: to the bushman who cannot count further than his ten fingers it is an incalculable myriad.

Few of us have vitality enough to make any of our instincts imperious.

My heart, my heart, be whole and free: Love is thine only enemy.