"It is useful to the historian, among others, to be able to see the commonest forms of different phenomena, whether phonetic, morphological or other, and how language lives, carries on and changes over time"

This quote by Ferdinand De Saussure speaks with the value of understanding the common kinds of language phenomena, such as phonetics and morphology, and how language evolves in time. This is particularly beneficial for historians, as it enables them to get insight into the advancement of language and how it has changed over the centuries. By studying the typical kinds of language phenomena, historians can gain a better understanding of how language has actually been utilized in different contexts and how it has actually progressed in time. This understanding can then be used to much better understand the history of a particular language or culture. Furthermore, by comprehending the common forms of language phenomena, linguists can get a much better understanding of how language works and how it can be utilized to communicate efficiently. Eventually, this quote speaks to the significance of comprehending the common types of language phenomena and how language progresses gradually, which is essential for historians and linguists alike.