Preity is doing a short executive course in negotiating and deal-making at the Harvard Business School in the US.
"I am having such a good time here. No one judges me here or asks me stupid questions and there are no pretensions. Finally I breathe, " Preity posted on her Twitter page.
"My class is full of wonderful people from all over the world and I am learning so much from all of them, " she added.
In her latest post, Preity mentioned that she had a major assignment on mergers and acquisitions.
The actress also said that she is leading a disciplined life as she wraps up her day and hits the bed by 11:15 p.m.