Punctuation centuries meant that a standard system of punctuation was urgently required." The introduction of a standard system of punctuation has also been attributed to the Venetian printers Aldus Manutius and his grandson. They have been credited with popularizing the practice of ending sentences with the colon or full stop, inventing the semicolon, making occasional use of parentheses and creating the modern comma by lowering the virgule. By 1566, Aldus Manutius the Younger was able to state that the main object of punctuation was the clarification of syntax. By the 19th century, punctuation in the western world had evolved "to classify
Slovene punctuation to illustrate that a word is not used as it normally is, or simply to emphasise it. Usually, in printed texts, such words are printed either "italic" or bold as opposed to using excessive quotes. Inverted commas are also used to mark proper nouns that could be mistaken for common nouns, such as at sentence beginnings. A dash (–) is a one or two part non-leaning punctuation mark (except where noted). Semantically, there is no difference between the longer and the shorter dash, – and –, although common usage prefers the shorter one in all cases except upon connection of