In the first place, you shouldn't believe in promises. The world is full of them: the promises of riches, of eternal salvation, of infinite love. Some people think they can promise anything, others accept whatever seems to guarantee better days ahead, as, I suspect is your case. Those who make promises they don't keep end up powerless and frustrated, and exactly the fate awaits those who believe promises.
The most important experiences a man can have are those that take him to the very limit; that is the only way we learn, because it requires all our courage.
If there is suffering, then it's best to accept it, because it won't go away just because you pretend it's not there. If there is joy, then it's best to accept that too, even though you're afraid it might end one day.
... keep practicing. After a great deal of practice, we no longer think about all the necessary movements we must make; they become part of our existence. Before reaching that stage, however, you must practice and repeat. And if that's not enough, you must practice and repeat some more.
The soil needs the seed and the seed needs the soil. The one only has meaning with the other. It is the same thing with human beings. When male knowledge joins with female transformation, then the great magical union is created, and its name is wisdom. Wisdom means both to know and to transform.
Try to live with the same intensity as a child. He doesn't ask for explanations; he dives into each day as if it were a new adventure and, at night, sleeps tired and happy.