The concept of writing is complex and spans various forms, from gestures and techniques to material traces like carved symbols or ink on parchment. Scholars believe writing began around the fourth millennium BCE, possibly in ancient Mesopotamia, though some experts remain uncertain. Historians regard writing as the starting point of their field, with all earlier forms considered "prehistory" or "proto-writings." The Académie française defines "true" writing as a way to represent spoken language using graphical signs, a definition that applies to alphabetic systems. Syllabic systems also serve this purpose, while older forms like pictographic and ideographic writing focus more on images. The idea that these systems evolved in a clear, chronological order is now being questioned, revealing a more complex and diverse history of writing. Pictographic systems, the oldest known form of writing, date back nearly 6000 years. These systems use images to represent objects or ideas, often starting with realistic depictions that became more stylized over time. While they were effective for recording simple things, they lacked the complexity needed for grammar or more advanced language structures. Pictographic writing was used in early Pharaonic Egypt, where it helped create riddles rather than fully developed texts. Some pictographic systems included phonetic elements, such as in later Egyptian hieroglyphs, which combined syllabograms and ideograms. This approach continued for thousands of years, even into the Aztec era. Today, emojis and road signs function similarly, though they are more like ideograms and often combine multiple symbols to convey meaning. Ideograms, like pictograms, use figurative drawings but move further into symbolism. Their designs become more abstract and schematic, allowing the representation of ideas and concepts rather than just objects. For example, combining the symbols for "mouth" and "hand" might represent "prayer." A single ideogram can have multiple meanings, so "determinatives" are used to clarify their intended use. Because of their complexity and cultural context, ideograms require advanced learning and are often used in structured, longer texts. They are still used today, such as in the notation "10 €" instead of "ten euros." Syllabaries use symbols to represent syllables, which are combinations of sounds. The first phonetic signs were syllabograms, and from the beginning, writing systems combined sound with image. The Akkadians refined their writing by increasing the use of syllabograms, reducing the number needed and making the system more stylized. Syllabaries are still in use today in Ethiopian writing and among some indigenous groups in Canada, including the Inuit. These systems allow for the representation of spoken language through sound-based units, making them versatile for different languages and cultures. Alphabetic writing, the most recent form, uses symbols for individual letters—either consonants and vowels, as in the Latin, Greek, Coptic, and Cyrillic alphabets, or just consonants, as in Arabic, Hebrew, and Syriac. These systems are more efficient, often using fewer than thirty symbols, which makes them easier to learn and adapt for new sounds. The first known alphabet was developed in Ugarit, Mesopotamia, around the middle of the second millennium BCE, though it was soon abandoned. Today, alphabets continue to be created, especially in Africa, to document and preserve languages that are at risk of disappearing.