That is a nice subject that you study at university. You must be very intelligent. I have a degree in Science Nutrition. I am in training to be a dietitian. Could you share one of your drawings in your photos? I wish I could draw. I have so many ideas. Yes, Thai food is very spicy. I went to a Thai restaurant once and ordered a mild dish and it turned out to be very spicy for me. You write English very well. You are doing fantastic! :)