1. a statement that is obviously true and says nothing new or interesting

Examples

• It’s a truism that hard work leads to success.
• The politician’s speech was full of truisms about family values.
• Saying that exercise is good for your health is just a truism.
• The book avoided truisms and offered genuine insights instead.
• Her presentation was boring because it contained nothing but truisms.
• The truism that money can’t buy happiness is often repeated.