The concept of "mental health" in our society is defined largely by the extent to which an individual behaves in accord with the needs of the system and does so without showing signs of stress.
The test of friendship is assistance in adversity, and that too, unconditional assistance, Co-operation which needs consideration is as a commercial contract and not friendship. Conditional co-operation is like adulterated cement which does not bind.
There are subjects where reason cannot take us far and we have to accept things on faith. Faith then does not contradict reason but transcends it. Faith is a kind of sixth sense which works in cases which are without the purview of reason.
In Paradise, as always: that which causes the sin and that which recognizes it for what it is are one. The clear conscience is Evil, which is so entirely victorious that it does not any longer consider the leap from left to right necessary.
I don’t regret for a single moment having lived for pleasure. I did it to the full, as one should do everything that one does. There was no pleasure I did not experience.
In the search [of a deal], we adopt the same attitude one might find appropriate in looking for a spouse: It pays to be active, interested, and open-minded, but it does not pay to be in a hurry.
There is seven-eights of it under water for every part that shows. Anything you know you can eliminate and it only strengthens your iceberg. It is the part that doesn't show. If a writer omits something because he does not know it then there is a hole in the story.
A proposition of geometry does not compete with life; and a proposition of geometry is a fair and luminous parallel for a work of art. Both are reasonable, both untrue to the crude fact; both inhere in nature, neither represents it.
If the present civilisation does not acquire some stable moral fondations ("bases morales stables", Fr.), its existence will hardly be more assured than that of the civilisations that have preceeded it, and which have fallen (or collapse, or failed).