Mankind has probably done more damage to the Earth in the 20th century than in all of previous human history.

If human civilization is going to invade the waters of the earth, then let it be first of all to carry a message of respect.

Buoyed by water, he can fly in any direction - up, down, sideways - by merely flipping his hand. Under water, man becomes an archangel.

The sea is the universal sewer.

The future of nutrition is found in the oceans

In order to save the planet it would be necessary to kill 350,000 people per day.

Overconsumption and overpopulation underlie every environmental problem we face today

No sooner does man discover intelligence than he tries to involve it in his own stupidity.

The happiness of the bee and the dolphin is to exist. For man it is to know that and to wonder at it.

What is a scientist after all? It is a curious man looking through a keyhole, the keyhole of nature, trying to know what's going on.

We forget that the water cycle and the life cycle are one.

We must go and see for ourselves.

Man has only to sink beneath the surface and he is free.

The impossible missions are the only ones which succeed.

We are living in an interminable succession of absurdities imposed by the myopic logic of short-term thinking.

I was playing when I invented the aqualung. I think play is the most serious thing in the world.

Water and air, the two essential fluids on which all life depends, have become global garbage cans.

People protect what they love.

The best way to observe a fish is to become a fish.