By Ava Rajasooria Philosophy is defined as a ‘systematic study of general and fundamental questions concerning topics like existence, knowledge, mind, reason, language, and value’. Here, we will briefly introduce ten fundamental philosophical ideas. You most likely have heard of these concepts before, but may not have known the meaning of them. 1 - Stoicism Philosophers such as Marcus Aurelius, Seneca, and Epictetus are key contributors to stoicism. There is a common belief