When your abstractions require exceptions, you've usually fo... - Barbara Liskov

"When your abstractions require exceptions, you've usually found an abstraction boundary that doesn't match reality."

Barbara Liskov Wisdom

Computer Scientist American Born 1939 (age 87)

More from Barbara Liskov

"The key to good software design is understanding the problem domain deeply before writing code."

"Abstraction is not about being vague; it's about capturing the essential complexity while hiding the irrelevant details."

"A program should be written for people to read, and only incidentally for machines to execute."

"Good design is about making trade-offs consciously, not accidentally."

"I'm not angry, I'm just disappointed."

"The best things in life are free."

"You can't have everything in life, but you can have what matters most."

"A woman's intuition is rarely wrong."