There is no tomorrow to remember if we don’t do something today, and to live most fully today, we must do that which is of greatest importance. Let us not procrastinate those things which matter most.
The question of the origin of the matter in the universe is no longer thought to be beyond the range of science - everything can be created from nothing. It is fair to say that the universe is the ultimate free lunch.
One always starts work with the subject, no matter how tenuous it is, and one constructs an artificial structure by which one can trap the reality of the subject-matter that one has started from.
Before turning to those moral and mental aspects of the matter which present the greatest difficulties, let the inquirer begin by mastering more elementary problems.