Gas, brake, gas, brake, gas, brake, erectile dysfunction, gas, brake, gas, brake, gas, brake, gas, brake, Paris Hilton, gas, brake, gas, brake, gas, brake, gas, brake, gas, brake, Weight Watchers, gas, brake, gas, brake, gas, brake, gas, brake, gas, brake, six car pileup, gas, brake, gas, brake, gas, hurricane, flood, fire brake, gas, brake, gas, brake, gas, brake, gas, Coca-Cola, brake, gas, brake, gas, brake, gas, brake, gas, brake, gas.  You come to as the traffic signal in front of you turns yellow.  It'll be a close call.  Do you go for it, or play it safe?