Certainty? In this world nothing is certain but death and taxes.
After all, science is essentially international, and it is only through lack of the historical sense that national qualities have been attributed to it.
The idea is to write it so that people hear it and it slides through the brain and goes straight to the heart.
I am dying from the treatment of too many physicians.
No one can make you feel inferior without your consent.
That which costs little is less valued.
A moral being is one who is capable of reflecting on his past actions and their motives - of approving of some and disapproving of others
A girl should be two things: classy and fabulous.
If we all worked on the assumption that what is accepted as true is really true, there would be little hope of advance.
Parents are usually more careful to bestow knowledge on their children rather than virtue, the art of speaking well rather than doing well; but their manners should be of the greatest concern.
Obsession is an attractive thing. People who are really, really interested and good at one thing and smart are attractive, if they're men.
Tomorrow is the most important thing in life. Comes into us at midnight very clean. It's perfect when it arrives and it puts itself in our hands. It hopes we've learned something from yesterday.
It's sad when someone you know becomes someone you knew.
In the intellectual order, the virtue of humility is nothing more nor less than the power of attention.
The difficulty is to try and teach the multitude that something can be true and untrue at the same time.
Never go to a doctor whose office plants have died.
Trying to define yourself is like trying to bite your own teeth.
By desiring little, a poor man makes himself rich.
Religion and art spring from the same root and are close kin. Economics and art are strangers.
Courage is grace under pressure.
Delay always breeds danger. To protract a great design is often to ruin it.