Proofs of the Euclidean [parallel] postulate can be developed to such an extent that apparently a mere trifle remains. But a careful analysis shows t…

- Johann Heinrich Lambert

Yeah, my dad bought me a guitar when I was like 10, and I didn't really want it then.

- Johann Heinrich Lambert

I bought some books in order to learn the first principles of philosophy.

- Johann Heinrich Lambert

My parents are private investigators for God's sake.

- Johann Heinrich Lambert

This hypothesis (Parallel hypothesis) would not destroy itself at all easily.

- Johann Heinrich Lambert

I should almost therefore put forward the proposal that the third hypothsis (angle sum of a triangle less than two right angles) holds on the surface…

- Johann Heinrich Lambert

The first object of my endeavours was the means to become perfect and happy.

- Johann Heinrich Lambert

I am undecided whether or not the Milky Way is but one of countless others all of which form an entire system. Perhaps the light from these infinitel…

- Johann Heinrich Lambert

I understood that the will could not be improved before the mind had been enlightened.

- Johann Heinrich Lambert