Since time immemorial 'Manas' has been the subject of curiosity for scholars, scientists and philosophers. The reason behind this curiosity is its importance in the development of mankind. Human being is superior to other creatures in the series of development. This supremacy of man remains in his quality to work after thinking, which is the function of 'Manas'. No other animal is capable to think logically. This is the only reason which leads the mankind to the crest of development in every aspect. To highlight the concept of Manas in Yoga Darshana, information extracted from Yoga literatures and Ayurvedic Samhitas. In Indian culture mind has been described from various angles. Vedic, Philosophical and Ayurvedic literatures have a vast and exclusive description of Manas. Philosophers either Astika or Nastika have described Manas Siddhanta vividly. Though many kinds of difference of opinions are there, Yoga Darshana accept the importance of mind in the process of perception and even for the birth of any individual.
Keywords: Darshana; Manas; Yoga.