Who said “In life, as in chess, forethought wins.”?

“If we do what is necessary, all the odds are in our favor.”

“It is a great advantage for a system of philosophy to be substantially true.”

“He who is in love with himself has at least this advantage -- he won't encounter many rivals.”

“The two big advantages I had at birth were to have been born wise and to have been born in poverty.”

“If eighty percent of your sales come from twenty percent of all of your items, just carry those twenty percent.”

“To make pleasures pleasant shorten them.”

“You must never find time for anything. If you want time you must make it.”

“Self-laudation abounds among the unpolished, but nothing can stamp a man more sharply as ill-bred.”

“The rule in carving holds good as to criticism; never cut with a knife what you can cut with a spoon.”

“Experience shows that success is due less to ability than to zeal. The winner is he who gives himself to his work body and soul.”

“The first duty to children is to make them happy, If you have not made them so, you have wronged them, No other good they may get can make up for that.”