Ludwig Wittgenstein (1889-1951) died on April 29th, 1951 at the age of 62. Ludwig was an Austrian-British philosopher and one of the most important philosophers of the 20th century. While attending Cambridge University, he wrote the influential Tractatus Logico-Philosophicus. He also wrote Philosophical Investigations and Philosophical Grammar. His works had a profound impact on logical positivism, analytic philosophy, and the philosophy of language. Ludwig was highly influential in the philosophy of mathematics, mathematical logic, and the philosophy of mind. He argued for the view that philosophy is not a body of doctrine but an activity. He served in both World War I and World War II, and he was awarded the Order of the British Empire for his service in the latter. Ludwig left behind a legacy of influential publications, revolutionary ideas, and passionate philosophical pursuits. He will be remembered as a great thinker whose writings and ideas will resonate for centuries to come.