 Suggestions for Further Reading: (1) On the beginning and end of time: Aristotle, Physics, Bk.  VIII; Kant, The Critique of Pure Reason (especially pp.  75ff); Newton-Smith 1980, Ch. V. (2) On the linearity of time: Newton-Smith 1980, Ch. III; Swinburne 1966, 1968. (3) On the direction of time: Price 1994, 1996; Savitt 1995; and Sklar 1974. (4) On all of these topics: Newton-Smith 1980.