A married couple are well suited when both partners usually feel the need for a quarrel at the same time.
We spend our time envying people whom we wouldn't wish to be.
When a scientist is ahead of his times, it is often through misunderstanding of current, rather than intuition of future truth. In science there is never any error so gross that it won't one day, from some perspective, appear prophetic.
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.
In order to remain true to oneself one ought to renounce one's party three times a day.