To Waste One's Breath; To Pump Into

He Who Seeks For Gain, Must Be At Some Expense.

Wisdom Is Not Attained By Years, But By Ability

The Gods Give That Man Some Profit To Whom They Are Propitious. [lat., Cui Homini Dii Propitii Sunt Aliquid Objiciunt Lucri.]

One Eye Witness Is Better Than Ten Hear Sayers.

In Everything The Middle Course Is Best: All Things In Excess Bring Trouble To Men. [lat., Modus Omnibus In Rebus, Soror, Optimum Est Habitu; Nimia Omnia Nimium Exhibent Negotium Hominibus Ex Se.]