Regular meditation, say about 15 minutes a day before you turn in, can be very fruitful in this regard.

Nelson Mandela

President of South Africa · from a letter to his wife written in prison

Source: themeditationblog.com · Photo: Kingkongphoto & celebrity-photos.com, CC BY-SA 2.0

Echoes · 09. Meditates. Do you? The full list of people with a documented practice is on Who Meditates.