It is possible that I am dreaming right now and that all of my perceptions are false.
Perfect numbers like perfect men are very rare.
We do not describe the world we see, we see the world we can describe.
Nothing comes out of nothing.
If you would be a real seeker after truth, it is necessary that at least once in your life you doubt, as far as possible, all things.
The only thing that I know, is that I know nothing