What is one important thing the speaker learned from older apprentices?

• Always argue with the journeyman

• Show genuine interest in learning the trade

• Be lazy and avoid work

• Ignore the instructions given by the journeyman

What advice does the speaker give to apprentices regarding asking questions?

• Be afraid to ask questions

• Don't ask any questions

• Ask questions to understand the trade better

• Ask a lot of questions to annoy the journeyman

Why does the speaker emphasize the importance of keeping up on coursework?

• To show off knowledge to colleagues

• To avoid doing any homework

• To impress the journeyman

• To understand the trade better and apply it in the field

What did the speaker learn about ego from his experience as an apprentice?

• It's important to have a big ego to succeed

• Ego is necessary for teamwork

• Checking ego at the door can lead to faster career growth

• Ego doesn't matter in the trade

Why does the speaker emphasize the importance of being neat in plumbing work?

• To avoid getting dirty

• To make the job look good even if it's hidden

• To show off to colleagues

• To impress the inspector