I find that writing unit tests actually increases my programming speed

I can't choose whether someone is offended by my actions. I can choose whether I care.

Any fool can write code that a computer can understand. Good programmers write code that humans can understand.

If you're afraid to change something it is clearly poorly designed.

Never in the annals of software engineering was so much owed by so many to so few lines of code

Why is composing symphonies tough? I don't know. It's just very few people in the world can do it well. And I think that's the case with upfront design. It is very hard to do well.

If you're a technical lead, you need to be coding.