We can worship God all the time; what it requires is a heart connection and a lawful activity, nothing more; in other word, I should go after a lawful income and then connect it wholeheartedly to the Lord of the universe; this is called worship- a comprehensive one, " we cannot become Allah through worship, but we can become Moses Kaleem ul Allah (He to whom God has talked). Moses shepherded for ten years, he considered it as a worship. Our prophet too used to be a shepherd for a few years.
source : erfan.ir