Jean-Baptiste Lamarck Quote

It is not enough to discover and prove a useful truth previously unknown, but that it is necessary also to be able to propagate it and get it recognized.


Philosophie Zoologique (1809), Vol. 2, 450, trans. Hugh Elliot (1914)


It is not enough to discover and prove a useful truth previously unknown, but that it is necessary also to be able to propagate it and get it...

It is not enough to discover and prove a useful truth previously unknown, but that it is necessary also to be able to propagate it and get it...

It is not enough to discover and prove a useful truth previously unknown, but that it is necessary also to be able to propagate it and get it...

It is not enough to discover and prove a useful truth previously unknown, but that it is necessary also to be able to propagate it and get it...