Be precise in the use of words and expect precision from others

It is by doubting that we come to investigate, and by investigating that we recognize the truth.

The key to wisdom is this - constant and frequent questioning, for by doubting we are led to question and by questioning we arrive at the truth.

Nothing can be believed unless it is first understood; and that for any one to preach to others that which either he has not understood nor they have understood is absurd.

Logic has made me hated in the world.

By doubting we come to questioning, and by questioning we perceive the truth.

Language is generated by the intellect and generates the intellect.

The beginning of wisdom is found in doubting; by doubting we come to the question, and by seeking we may come upon the truth.

The first key to wisdom is assiduous and frequent questioning.

I preferred the weapons of dialectic to all the other teachings of philosophy, and armed with these, I chose the conflicts of disputation rather than the trophies of war.

The Son of God took our nature, and in it took upon himself to teach us by both word and example even to the point of death, thus binding us to himself through love.

You're cute when you're worried. Your eyebrows get all scrunched together.

Let's make it simple: Government control means uniformity, regulation, fees, inspection, and yes, compliance.

Some people play the piano, some do Sudoku, some watch television, some people go out to dinner parties. I write books.

The global crisis is caused by pathologies inherent in the global financial system itself.

Stay out of the gutter in your conversation. Foul talk defiles the man who speaks it.

Reba McEntire came through town when I lived in Texas. She had this amazing theatrical show with, like, 13 different wardrobe changes. I was eight and I was like, Wow, I wanna do that!

When we judge others we leave no room to love them.

What is sad is not to be able to do today what you have done in your youth. But what is good is to remember that - when you were able - you did it to the best of your ability.

Take time everyday to shift from immersion in human-centric thinking to ecoexperience.

It has been said that absolute power corrupts absolutely, but many it not be truer to say that to be absolutely powerful a man must first corrupt himself?