The point about zero is that we do not need to use it in the operation of daily life. No one goes out to buy zero fish.

The vigor of civilized societies is preserved by the widespread sense that high aims are worth-while.

Fertilization of the soul is the reason for the necessity of art.

When success turns a man's head he faces failure

Great dreamers' dreams are never fulfilled, they are always transcended.

It belongs to the self-respect of intellect to pursue every tangle of thought to its final unravelment.

Problems are only opportunities in disquise.