the courage of one's (own) convictions

/ðə kˈʌɹɪdʒ ɒv wˈɒnz ˈəʊn kənvˈɪkʃənz/

/ðə kˈɜːɹɪdʒ ʌv wˈʌnz ˈoʊn kənvˈɪkʃənz/

the courage of one's (own) convictions

one's bravery and determination to do what they believe is the right thing, regardless of what other people may think

Examples

1. He has the courage of his convictions.

2. Lead your own life and have the courage of your convictions.

3. He has a vision for sure, but he lacked the courage of his convictions.

4. George is a decent fella, it's just that he lacks the courage of his convictions.