Slave to no sect, who takes no private road, But looks through Nature up to Nature's God.

Extremes in nature equal ends produce In man they join to some mysterious use.

Behold the child, by Nature's kindly law pleased with a rattle, tickled with a straw.

If people think nature is their friend, then they sure don't need an enemy.

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.