I_look:       /into sight/.but ? (cannot=0)  :(see=0);
I_try:  /my hand at touch/.but ?  cannot     :(feel=0);
I_have_a_go:  /with words/.but ?  SyntaxError:'s...';
I_pay: 4 ?    /the/.test(' but'+ (miss=0))   :(TheExam=0);