See nature in terms of the cone, the cylinder, and the sphere.

For an Impressionist to paint from nature is not to paint the subject, but to realize sensations.

Right now a moment of time is passing by!... We must become that moment.

Optics, developing in us through study, teach us to see.

I paint as if I were Rothschild.

I am the primitive of the method I have invented.

You must think. The eye is not enough; it needs to think as well.