Who taught you to be polite? 1.Who taught you to be polite? like most people, it was my parent who taught me to do everything in a good manner. When I was a child, they told me to say please and thank you whenever I can, especially the time when I need help and other people give me a hand. If you practice good manners, you'll notice that people respond much better to you. They'll listen to what you say and won't feel put off by your bad manners. 2. work or study I am a postgraduate and my major is chemical engineering. Chemical engineering had a good run because it had yield us great profit and change our lifestyle . But the end is in sight for it, as the shortage of resource and pollution of environment. It was the aim to me to pursue the most advanced idea and thought.