Leonardo da Vinci

Nature is the source of all true knowledge. She has her own logic, her own laws, she has no effect without cause nor invention without necessity.

Leonardo da Vinci

Nature never breaks her own laws.

Leonardo da Vinci

Necessity is the mistress and guide of nature.

Leonardo da Vinci

Nothing strengthens authority so much as silence.

Leonardo da Vinci

Our body is dependant on Heaven and Heaven on the Spirit.

Leonardo da Vinci

People react to fear, not love – they don’t teach that in sunday school, but it’s true.

Leonardo da Vinci

The common sense is that which judges of things offered to it by other senses.

Leonardo da Vinci

The tears come from the heart and not from the brain.

Leonardo da Vinci

The truth of things is the chief nutriment of superior intellects.

Leonardo da Vinci

Truth was the only daughter of time.

Leonardo da Vinci