Never forget why you started, and you can accomplish your mission. We must always keep in mind the mission of "dedicating oil to the motherland".
The best programs are written so that computing machines can perform them quickly and so that human beings can understand them clearly. A programmer is ideally an essayist who works with traditional aesthetic and literary forms as well as mathematical concepts, to communicate the way that an algorithm works and to convince a reader that the results will be correct.
Invest in research today, or face scarcity tomorrow.