If it is true that...

Hard work is required to do great things

Then it must be true that...

Underestimating the cumulative effect of work can lead to surprise at how far one has come

If it is true that...

Work that compounds can lead to exponential growth

Then it must be true that...

Underestimating the cumulative effect of work can lead to surprise at how far one has come

If it is true that...

Spending an unreasonable amount of time on a problem can lead to great work if one finds the work engaging

and

Underestimating the cumulative effect of work can lead to surprise at how far one has come

Then it must be true that...

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