The unexamined life is not worth living. – Socrates
I think, therefore I am. – Ren? Descartes
The only true wisdom is in knowing you know nothing. – Socrates
To be is to be perceived. – George Berkeley
The mind is everything. What you think you become. – Buddha
He who has a why to live can bear almost any how. – Friedrich Nietzsche
We are what we repeatedly do. Excellence, then, is not an act, but a habit. – Aristotle
You cannot step into the same river twice. – Heraclitus
All men by nature desire knowledge. – Aristotle
The greatest enemy of knowledge is not ignorance, it is the illusion of knowledge. – Stephen Hawking
Time is a created thing. To say ‘I don’t have time’ is like saying ‘I don’t want to.’ – Lao Tzu
We do not see things as they are, we see them as we are. – AnaĽs Nin
Man is condemned to be free; because once thrown into the world, he is responsible for everything he does. – Jean-Paul Sartre
Knowing others is intelligence; knowing yourself is true wisdom. – Lao Tzu
To know what people really think, pay attention to what they do, rather than what they say. – Ren? Descartes
The mind is not a vessel to be filled, but a fire to be kindled. – Plutarch
Happiness is not an ideal of reason, but of imagination. – Immanuel Kant
The only wealth which you will keep forever is the wealth you have given away. – Marcus Aurelius
If you realize that all things change, there is nothing you will try to hold on to. – Lao Tzu
The more I read, the more I acquire, the more certain I am that I know nothing. – Voltaire
A manÍs worth is no greater than the worth of his ambitions. – Marcus Aurelius
The only way to deal with fear is to face it head-on. – Marcus Aurelius
We can easily forgive a child who is afraid of the dark; the real tragedy of life is when men are afraid of the light. – Plato
The only way to predict the future is to invent it. – Alan Kay
The meaning of life is to find your gift. The purpose of life is to give it away. – Pablo Picasso