The Unix Koans of Master Foo
Most people view Unix as a set of guidances on how to build computer software. Its legacy spans into 1970s, and Unix has made much of today’s computing possible. Various open standards such as POSIX standards for portable operating systems, Single UNIX Specification, and Filesystem Hierarchy Standard, established by various open groups, along with the Unix philosophy have made the machines we use today so great!
Read the Wikipedia article on the philosophy of Unix. Verbally reiterating the commandments before bedtime will demonstrably make you the best programmer!
Read The Unix Koans of Master Foo. These are short, fun, and intelligent stories with hidden meanings, and each contains a wise lesson, so you may like them.