The difference between the most dissimilar characters, between a philosopher and a common street porter, for example, seems to arise not so much from nature, as from habit, custom, and education.

No society can surely be flourishing and happy, of which the far greater part of the members are poor and miserable.

It is not from the benevolence of the butcher, the brewer, or the baker that we expect our dinner, but from their regard to their own interest.

The first thing you have to know is yourself. A man who knows himself can step outside himself and watch his own reactions like an observer.

Mercy to the guilty is cruelty to the innocent.

The real price of everything, what everything really costs to the man who wants to acquire it, is the toil and trouble of acquiring it.

What can be added to the happiness of the man who is in health, who is out of debt, and has a clear conscience?

A nation is not made wealthy by the childish accumulation of shiny metals, but it enriched by the economic prosperity of it's people.

Man is an animal that makes bargains: no other animal does this - no dog exchanges bones with another.

On the road from the City of Skepticism, I had to pass through the Valley of Ambiguity.

People of the same trade seldom meet together, even for merriment and diversion, but the conversation ends in a conspiracy against the public, or in some contrivance to raise prices.

Old art offers just as good a criticism of new art as new art offers of old.

My existence began the day you were created and was realized the day we met.

I come from a dysfunctional family, so my views of parents and parenting used to be highly mixed.

Being first outside the spacecraft would bring much more responsibility, and I really wasn't looking for that.

Excite the mind, and the hand will reach for the pocket.

Empowering women means trusting them.

And concentrating on the spot where the two spindles should be is the closest I get to looking Hannah's eyes as she tells my story.

When you acknowledge God, He will go before you and make the crooked places straight.

Literally, these [heels] slow you down.

The plan was always to come to America, because Pakistan's a scary place. They don't have religious freedom. It's very poor, and there's a lot of violence and corruption.