"What we can or cannot do, what we consider possible or impossible, is rarely a function of our true capability. It is more likely a function of our beliefs about who we are."
The Sfas Emes says that to the extent you believe in Hashem, He will show you that He is here. Most people live without a constant awareness of Hashem, so they feel that He is distant.
Similarly we may add, that the more you believe in yourself, the more YOU will be able to show yourself what tremendous abilities you have. Reb Tzadok Hakohen says that we must believe in both Hashem and ourselves, i.e. that he gave us the ability to be great.
An article on making a kinyan on Erev Shabbos that will take effect on Shabbos.