Nature herself has never attempted to effect great changes rapidly.
More from Marcus Fabius Quintilian
It is much easier to try one's hand at many things than to concentrate one's powers on one thing.
Permalink to quote #7 Damnant quod non intellegunt.
Permalink to quote #9 'We should not write so that it is possible for [the reader] to understand us, but so that it is impossible for him to misunderstand us.'
Permalink to quote #6