“If you want others to be happy, practice compassion. If you want to be happy, practice compassion.”
~ Dalai Lama

More on practice:
“It’s a philosophy of life. A practice. If you do this, something will change, what will change is that you will change, your life will change, and if you can change you, you can perhaps change the world.”
~ Vivienne Westwood
“An ounce of practice is worth more than tons of preaching.”
~ Mahatma Gandhi
“I believe in the brotherhood of all men, but I don’t believe in wasting brotherhood on anyone who doesn’t want to practice it with me. Brotherhood is a two-way street.”
~ Malcolm X
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Practice /ˈpraktəs/
noun
1- the actual application or use of an idea, belief, or method, as opposed to theory relating to it. “the principles and practice of teaching”
2- the customary habitual, or expected procedure or way of doing something. “current nursing practice”
verb
1- perform (an activity) or exercise (a skill) repeatedly or regularly in order to improve or maintain one’s proficiency. “I need to practice my French”
2- carry out or perform (a particular activity, method or custom) habitually or regularly. “we still practice some of these rituals today”