Knowing this power of HODL is helpful for success.

The HODL Camp Chart can gives more belief in the rightness of HODL action.
https://hodl.camp/

The Bitcoin profitable days chart is a supplement for HODLer journey.
https://www.bitcoinmagazinepro.com/charts/bitcoin-profitable-days/

If you can't HODL your bitcoin, you will lose it somehow and you won't be rich.