Seeing that the Senses cannot decide our dispute, being themselves full of uncertainty, we must have recourse to Reason; there is no reason but must be built upon another reason: so here we are retreating backwards to infinity.

The dispersing and scattering our names into many mouths, we call making them more great.

I will follow the right side even to the fire, but excluding the fire if I can.

In order always to learn something from others (which is the finest school there can be), I observe in my travels this practice: I always steer those with whom I talk back to the things they know best.

The worst condition of humans is when they lose knowledge and control of themselves.

We are born to inquire into truth; it belongs to a greater to possess it

The common notions that we find in credit around us and infused into our souls by our fathers' seed, these seem to be the universal and natural ones. Whence it comes to pass that what is off the hinges of custom, people believe to be off the hinges of reason.