Jake

"A well-fed man keeps and calmly gives forth his infinitesimal portion of eternity. It sounds big in the summer night. And it is, as it always was down the ages, when there was a man with something to tell, and ones, quiet and wise, to listen." - Ray Bradbury

The word "aptitude" is misleading,

because it implies something innate. The most powerful sort of

aptitude is a consuming interest in some question, and such interests

are often acquired tastes.