Where love reigns, there's no need for laws.

To a good man nothing that happens is evil.

...there are some who are naturally fitted for philosophy and political leadership, while the rest should follow their lead and let philosophy alone.

A wise ignorance is an essential part of knowledge.

I was stupid enough to think that we ought to speak the truth about each person eulogised, and to make this the foundation, and from these truths to choose the most beautiful things and arrange them in the most elegant way; and I was quite proud to think how well I should speak, because I believed that I knew the truth.

The highest form of pure thought is in mathematics.

The wisdom of men is worth little or nothing.