Theirs is the responsibility … for deciding if they want merely to live, or intend to make just the extra effort required for fulfilling … the essent… - Henri Bergson

When it is said that an object occupies a large space in the soul or even that it fills it entirely, we ought to understand by this simply that its image has altered the shade of a thousand perceptions or memories, and that in this sense it pervades them, although it does not itself come into view.

"Plus la science approfondit la nature du corps dans la direction de sa "réalité", plus elle réduit déjà chaque propriété de ce corps, et par conséquent son existence même, aux relations qu'il entretient avec le reste de la matière capable de l'influencer."

People talk, indeed, of a "primitive mentality", as, for example, to-day that of the inferior races, and in days gone by that of humanity in general, at whose door the responsibility for superstition should be laid.