"Later, in college, fundamental physics seemed to me to be the deepest and purest way to pursue [an] understanding of Nature (the external world). In graduate school, I chose to work in general relativity, cosmology and quantum physics because that is where the most fundamental questions about space, time and the nature of the physical universe are discussed."
/english-betterindia/media/post_attachments/uploads/2018/10/Ashtekar-scientist.jpg)