The true potential of computer science is realized when it is applied to solve real-world problems.
Music is my life, without music I can't live.
What you actually pay for something is at least twice the listed price because of the energy， time， money needed to set it up， learn， maintain， repair， and dispose of at the end. Not all prices appear on labels. Actual costs are 2x listed prices.
The night is a great dream, but the stars are its reality.