We can know only that we know nothing. And that is the highest degree of human wisdom.

What are wanted ...are not Constitutions and Revolutions, nor all sorts of Conferences and Congresses, nor the many ingenious devices for submarine navigation and aerial navigation, nor powerful explosives, nor all sorts of conveniences to add to the enjoyment of the rich, ruling classes... but one thing only is needful: the knowledge of the simple and clear truth ...that for our life one law is valid - the law of love, which brings the highest happiness to every individual as well as to all mankind.

Not all of life's roads are set fast, for a man may do this or a man may do that and not even the gods know the mind of a man.

I simply want to live; to cause no evil to anyone but myself.

Only people who are capable of loving strongly can also suffer great sorrow, but this same necessity of loving serves to counteract their grief and heals them.

What am I coming for?" he repeated, looking straight into her eyes. "You know that I have come to be where you are," he said; "I can't help it.

In the evolution of knowledge-mistaken and unnecessary beliefs are forced out and supplanted by truer and more necessary knowledge. So too in the evolution of feelings, which takes place by means of art. Lower feelings-less kind and less needed for the good of humanity-are forced out and replaced by kinder feelings which better serve us individually and collectively. This is the purpose of art.