User thinking is more important than traffic thinking.

愛とは、相手を理解し、受け入れること。それができなければ、本当の愛とは言えない。

The Liskov Substitution Principle is a fundamental concept in object-oriented programming, ensuring that derived classes can be used in place of their base classes without altering the correctness of the program.

No man should judge unless he asks himself in absolute honesty whether in a similar situation he might not have done the same.