"Just as He (GD) does not demand service from you before its time, so should a sense of shame restrain you from asking (for the granting) of provisions before its time". We are guilty of asking H'shem for support and security of things we do not have yet, when He has never asked us for service before its time.
pg 461
Nefesh Hachaim
Reb Eliezer says: Have the purest of intentions as possible to bring about a Tikkun in the higher worlds for the sake of your Maker. The important thing of doing a mitzvah is its performance the purrer the intention the greater the tiikkunim is and cherished in the higher worlds. The purpose of Torah learning is to develop a greater insight and understanding into Halacha
Gate Four Chapter 3 pg 139