We must form our minds by reading deep rather than wide.
It seldom happens that a premature shoot of genius ever arrives at maturity.
We should not speak so that it is possible for the audience to understand us, but so that it is impossible for them to misunderstand us.
While we ponder when to begin, it becomes too late to do.
It is easier to do many things than to do one thing continuously for a long time.
For all the best teachers pride themselves on having a large number of pupils and think themselves worthy of a bigger audience.