The PRINT GOTO 10 was the first program I ever typed when my parents got us an Atari 800 computer. The tutorial said to execute the program type RUN. So I typed

The PRINT GOTO 10 was the first program I ever typed when my parents got us an Atari 800 computer. The tutorial said to execute the program type RUN. So I typed EXECUTE and wondered why it gave an error. And the process of understanding why that failed is what led me to learn a lot more about programming.