Sometimes i have trouble getting to sleep. what is the best way to quiet the mind?

Insomnia: Many people have trouble falling asleep in a timely manner. The best place to start is with proper sleep 'hygiene'. Only use your bed for sleeping and sexual activity. Avoid naps all day and caffeine after lunch. Having a healthy diet and exercising properly will also help you rest at night. Be sure to sleep in a quiet spot. It is normal to wait up to 20 minutes to fall asleep.

Insomnia: Insomnia is a sleep disorder that is characterized by difficulty falling and/or staying asleep. http://www.webmd.com/sleep-disorders/guide/insomnia-symptoms-and-causes#1