Sitting alone watching the sun rise over Lake Titicaca, the sleeping giant of the Andes glowering in the distance, I feel murmurs of my old self returning. It’s been a year since my divorce was finalised, and I’m feeling a little untethered. The last time I felt like this I was 23. Fresh out of university and overwhelmed by life’s endless possibilities, I chose to travel, winding through Asia and Australia for three glorious years. Now, at 54, w…