Knowledge13. April 2015/in All Quotes, Knowledge /by Tanja TitzInvestment in knowledge pays the best interest. Benjamin Franklin – American politician, writer and scientist (1706-1790), Quotations book 2002 https://normanrentrop.de/wp-content/uploads/2014/05/normanrentrop-w.png 0 0 Tanja Titz https://normanrentrop.de/wp-content/uploads/2014/05/normanrentrop-w.png Tanja Titz2015-04-13 19:11:342015-04-13 19:11:34Knowledge