No one can understand history without continually relating the long periods which are constantly mentioned to the experiences of our own short lives. Five years is a lot. Twenty years is the horizon to most people. Fifty years is antiquity. To understand how the impact of destiny fell upon any generation of men one must first imagine their position and then apply the time-scale of our own lives.

Vol I; The Birth of Britain - A History of the English-Speaking Peoples (1956–58)