We are prone to see what lies behind our eyes, rather than what apprears before them.

The only medicine for suffering, crime, and all other woes of mankind, is wisdom. Teach a man to read and write, and you have put into his hands the great keys of the wisdom box. But it is quite another thing to open the box.

Sit down before fact as a little child, be prepared to give up every conceived notion, follow humbly wherever and whatever abysses nature leads, or you will learn nothing.

There is no greater mistake than the hasty conclusion that opinions are worthless because they are badly argued.

Though under-instruction is a bad thing, it is not impossible that over-instruction may be worse.

The Bible account of the creation of Eve is a preposterous fable.

And you very soon find out, if you have not found it out before, that patience and tenacity of purpose are worth more than twice their weight of cleverness.