We spend our time envying people whom we wouldn't wish to be.
One must credit an hypothesis with all that has had to be discovered in order to demolish it.
The least one can say of power is that a vocation for it is suspicious.
Theories pass. The frog remains.
A body of work such as Pasteur's is inconceivable in our time: no man would be given a chance to create a whole science. Nowadays a path is scarcely opened up when the crowd begins to pour in.
We give others praise which we ourselves don't believe, as long as they respond with praise we can believe.