be courteous

References in classic literature ?
It is all very well for us to be courteous to the rich, the refined, those to whom life is already made easy.
Get a proper amount of rest, be courteous to other drivers and most of all, have patience while driving," Tedford said.
Students promise to be courteous, have integrity, and always respect parents.
A survey published last week for Continental Tyres found that 27 per cent of people make an effort to be courteous to people in the same make and model of car as them.
Only 26% of car drivers let other vehicles out at busy junctions, with women three times more likely to be courteous in this respect than men;
Only 26 per cent of car drivers let other vehicles out at busy junctions, with women three times more likely to be courteous in this respect than men;
No one's taught to relax and take your time anymore, so it's not a priority to be courteous, say 'thank you,' say 'please,''' he said.
Those who are given authority must strive to be courteous if they expect to use their power effectively.
Living in a world where common courtesy is a bit less common than it once was, the Hilton Family of Hotels is hoping to inspire young readers to be courteous and thoughtful with its first-ever children's book by acclaimed author/illustrator Todd Parr, called "be hospitable.
Be courteous to the customers even it if kills you because customers are always right - even the rude ones.
If they could just be courteous and keep the speed down they would be the best drivers in the country.
The CHP also says drivers should do their part by checking brakes and headlights for proper functioning, maintain proper tire pressure, allow for more time to get places and be courteous on the road.