51.   But the creative artist can change the world.

52.   But unlike their predecessors, they are crusaders, writing for an audience that wants to change the world.

53.   But what comes through again and again is the fervent belief that a song can change the world, or at least make itself obsolete.

54.   But with that faith, as Einstein proved, it is possible to change the world.

55.   Changing the world, he implies, should be left to adults.

56.   Changing the world by building privacy software has not always been a simple business proposition.

57.   Che tried to change the world, and he never stopped trying.

58.   Changing the world is hard, so why bother?

59.   Colonialism did change the world dramatically, and in the era of decolonization its terrible greed and excess came to mark its memory as pure evil.