He collected and archived traditional ballads, tales, proverbs, aphorisms, riddles, etc. The term is used in computing to represent aphorisms, maxims, graffiti or other slogans. The cryptic aphorisms of the Brahma Sutras are open to a variety of interpretations. The "Shiva Sutras" (aphorisms) of Shaivism teach yoga in many forms. He was known for sharp social satire and witty aphorisms. Putin has produced many aphorisms and catch-phrases known as putinisms. Some are quotes from holy texts, or aphorisms. His philosophy, expressed in brief aphorisms, is quite cryptic. Putin has produced a large number of popular aphorisms and catch-phrases, known as "putinisms". Nietzsche's work is indebted also to Schopenhauer's, particularly his "Aphorisms for Practical Wisdom", 1851. Another patient wrote aphorisms and certain sentences in repetition. In addition, they include a number of aphorisms and sermons. He also published several collections of aphorisms and other literary works. This development in her work led to the composition of shorter texts and simple aphorisms. Brod also published letters, diaries and aphorisms.