Ocean: A Philosopher's Route

'If you want to know, you can't stay at home, and you have to be prepared to pay a high price.'

The ocean is a kind of otherness. Beneath a glittering surface, it is black. It is one. It teems with life. It is a place, but also the content of that place. It is not inexhaustible and cannot forgive everything. It is the space of doubt and a challenge to knowledge. It is not made for us human beings, yet we depend on it.

Crossing the ocean as a sailor-philosopher, Roberto Casati takes the reader...