There is pleasure when a sore is scratched, But to be without sores is more pleasurable still. Just so, there are pleasures in worldly desires, But to be without desires is more pleasurable still.
In Buddhism, both learning and practice are extremely important, and they must go hand in hand. Without knowledge, just to rely on faith, faith, and more faith is good but not sufficient. So the intellectual part must definitely be present. At the same time, strictly intellectual development without faith and practice, is also of no use. It is necessary to combine knowledge born from study with sincere practice in our daily lives. These two must go together.
It is ignorance that smothers, and it is carelessness that makes it invisible. The hunger of craving pollutes the world, and the pain of suffering causes the greatest fear.
Through zeal, knowledge is gotten, through lack of zeal, knowledge is lost; let a man who knows this double path of gain and loss thus place himself that knowledge may grow.
And for a disciple thus freed, in whose heart dwells peace, there is nothing to be added to what has been done, and naught more remains for him to do. Just as a rock of one solid mass remains unshaken by the wind, even so, neither forms, nor sounds, nor odors, nor tastes, nor contacts of any kind, neither the desired, nor the undesired, can cause such an one to waver. Steadfast is his mind, gained is deliverance.
The Four Reliances. First, rely on the spirit and meaning of the teachings, not on the words; Second, rely on the teachings, not on the personality of the teacher; Third, rely on real wisdom, not superficial interpretation; And fourth, rely on the essence of your pure Wisdom Mind, not on judgmental perceptions.
If the situation was such that there was only one learned lama or genuine practitioner alive, a person whose death would cause the whole of Tibet to lose all hope of keeping its Buddhist way of life, then it is conceivable that in order to protect that one person it might be justified for one or 10 enemies to be eliminated if there was no other way.