“It is a common failing of mortals to deem the more difficult the fairer.”

I think; therefore I am.

To live without philosophizing is in truth the same as keeping the eyes closed without attempting to open them.

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.

Bad books engender bad habits, but bad habits engender good books.

Whenever anyone has offended me, I try to raise my soul so high that the offense cannot reach it.

Nothing is made from nothing.

To think? That’s it. It is thought. This alone cannot be detached from me. I am, I exist; that is certain.

Divide each difficulty into as many parts as is feasible and necessary to resolve it.

To live well is to live concealed.

It is best not to go on for great quest for truth , it will only make you miserable

The dreams we imagine when we are asleep should not in any way make us doubt the truth of the thoughts we have when we are awake.

The destruction of the foundations necessarily brings down the whole edifice.

For to be possessed of a vigorous mind is not enough; the prime requisite is rightly to apply it.

For the very fact that my knowledge is increasing little by little is the most certain argument for its imperfection.

At last I will devote myself sincerely and without reservation to the general demolition of my opinions.

I had become aware, as early as my college days, that no opinion, however absurd and incredible can be imagined, that has not been held by one of the philosophers.

Anyone who dreams of an uncommon life eventually discovers that there is no choice but to seek an uncommon approach to living it.

I did not know it was possible to be so miserable and live but I am told that this is a common experience.

As they are currently practiced, there is no common ground between science and religion… Although just as in hostage negotiations, it’s probably best to keep both sides talking to each other.

Time brought resignation and a melancholy sweeter than common joy.

Love is not altogether a Delirium, says he elsewhere; “yet has it many points in common therewith.”

Common sense among men of fortune is rare.

Your birth may be common, But death must be history.

TEAMWORK: the fuel that allows common people attain uncommon results.