A life of three parts

Life seems to me to consist of three parts: the absorbing and usually enjoyable present which rushes on from   minute to minute with fatal speed; the future, dim and uncertain, for which one can make any number of interesting plans,the wilder and more improbable the better, since - as nothing will turn out as you expect it to - you  might as well have the fun of planning anyway; and thirdly, the past,the memories and realities that art the bedrock of one's present life.............

Agatha Christie