Sports players must warm up before the game to prevent injury and have a better flow.
Artists warm up by drawing some lines with different kinds of pencils.
Piano players warm up by playing scales.
Writers warm up by writing some sentences to unlock their creative output.
Entrepreneur warms up by starting with small products to test the market.
And many more others ...
The things is that we all need to warm up by doing something, doesn't matter what it is and how small it is. Just unlock it.