What is the relationship between spirituality and ethical practice? Since love and compassion and similar qualities all, by definition, presume some level of concern for others' well-being, they presume ethical restraint. We cannot be loving and compassionate unless at the same time we curb our own harmful impulses and desires.
If you contribute to other peoples happiness, you will find the true meaning of life. The key point is to have a genuine sense of universal responsibility
The mind must be developed by you alone. There is no way for others to do the work and for you to reap the results. Reading someone else's blueprint of mental progress will not transfer its realizations to you. You have to develop them yourself.