It keeps lighting up the word myself and I have no idea what to change it to.
It is always important to challenge myself.
'Myself' is a reflexive pronoun and always requires an antecedent, which is missing from your sentence. If you add a reference to yourself, it will be correct.
It is always important for me to challenge myself.
'Me' is now the antecedent for 'myself'.
|link comment||answered Jul 09 '13 at 16:37 Lewis Neidhardt Grammarly Fellow|
Hero of the day
Person voted on the most answers.