Because countries often have differing political and economic systems, agreements are needed to protect those invested in trade.
David SuzukiMy parents survived the Great Depression and brought me up to live within my means, save some for tomorrow, share and don't be greedy, work hard for the necessities in life knowing that money does not make you better or more important than anyone else. So, extravagance has been bred out of my DNA.
David Suzuki