Don't change horses while crossing a stream. >>
Nobody has ever bet enough on a winning horse. >>
After a rich man gets rich, his next ambition is to get richer. >>
Have the courage to be ignorant of a great number of things, in order >>
Being ignorant is not so much a shame as being unwilling to learn. >>
Ignorance doesn't kill you, but it makes you sweat a lot. >>
You must not enthrone ignorance just because there is much of it.