If it is true that...

Great work involves expanding people's ideas of what's possible

Then it must be true that...

The importance of a task is often hard to judge at the time it is done

If it is true that...

Fear and modesty prevent many people from attempting great work

and

Great work involves expanding people's ideas of what's possible

Then it must be true that...

The importance of a task is often hard to judge at the time it is done

If it is true that...

The importance of a task is often hard to judge at the time it is done

and

New ideas often come from noticing anomalies in everyday life

Then it must be true that...

Finding something to work on involves coevolving with the problem