I may say that this is the greatest factor … the way in which every difficulty is foreseen, and precautions taken for meeting or avoiding it.
Victory awaits him who has everything in order—luck, people call it.
Defeat is certain for him who has neglected to take the necessary precautions in time; this is called bad luck.
Roald Amundsen, first man to the South Pole, and first man to reach both Poles. In his 1912 book The South Pole.