A "sin" is something which is not necessary.
George Gurdjieff

A man can only attain knowledge with the help of those who possess it. This must be understood from the very beginning. One must learn from him who knows.
George Gurdjieff

A man is never the same for long. He is continually changing. He seldom remains the same even for half an hour.
George Gurdjieff

Laughter relieves us of superfluous energy, which, if it remained unused, might become negative, that is, poison. Laughter is the antidote.
George Gurdjieff

Religion is doing; a man does not merely think his religion or feel it, he lives his religion as much as he is able, otherwise it is not religion but fantasy or philosophy.
George Gurdjieff

Without struggle, no progress and no result. Every breaking of habit produces a change in the machine.
George Gurdjieff