Happiness has no limits, because God has neither bottom nor bounds, and because happiness is nothing but the conquest of God through love.

Philosophy means the complete liberty of the mind, and therefore independence of all social, political or religious prejudice... It loves one thing only... truth.

The stationary condition is the beginning of the end

Whatever impatience we may feel towards our neighbor, and whatever indignation our race may rouse in us, we are chained one to another, and, companions in labour and misfortune, have everything to lose by mutual recrimination and reproach. Let us be silent as to each other's weakness, helpful, tolerant, many, tender towards each other! Or, if we cannot feel tenderness, may we at least feel pity!

An error is the more dangerous in proportion to the degree of truth which it contains.

At the bottom of the modern man there is always a great thirst for self-forgetfulness, self-distraction . . . and therefore he turns away from all those problems and abysses which might recall to him his own nothingness.

Obstinacy is will asserting itself without being able to justify itself. It is persistence without a reasonable motive. It is the tenacity of self-love substituted for that of reason and conscience.