Rex Tillerson quotes and aphorisms Rex Tillerson Rex Tillerson Rex Tillerson ,, When coal came into the picture, it took about 50 or 60 years to displace timber. Then, crude oil w... Rex Tillerson Rex Tillerson Rex Tillerson Rex Tillerson Rex Tillerson ,, Natural gas obviously brings with it a number of quality-of-life environmental benefits because it ... Rex Tillerson Rex Tillerson