is there a consensus view of why we age ?
Unlike standard academic disciplines , the Theory of Knowledge course uses a process of discovering and sharing students ' views on "" issues "" ( an umbrella term for " everything that can be approached from a TOK point of view " ) , so " there is no end to the valid questions that may arise " , " there are many different ways to approach TOK , " " the sheer scope of the TOK course is daunting " and " teachers and students need the confidence to go too far outside their traditional comfort zones . "