—used to say that one is not surprised to learn of something I should have known it would be too expensive. “She says she’s going to be late.” “I might have known.”

From what I’ve seen, “you should’ve known better than…” is followed by something undesirable, a negative outcome, and the meaning is “you shouldn’t have done that”.

“I should have known better” means that I made a mistake by not being as careful as I should have been or by not using information that I already had or should have been able to have.

used for saying that someone should not make a mistake, because they are sensible or experienced. She should know better than to try to fool him. Synonyms and related words. – Sensible and reasonable.

1. To not have the knowledge or development to behave correctly or make an informed decision. Don’t get so mad at him for writing on the walls—he’s two, he doesn’t know any better. 2. To not have (contradictory) information about something.

It means that people often make mistakes because they don’t know the right way to do something. Once they understand (“know better”) they can change their actions (“do better”).

Maya Angelou, an American author, once said, “When you know better, you do better.” This is also the philosophy of organizations when assigning written standards for the workforce to review and acknowledge.

“Do the best you can until you know better. Then when you know better, do better.” —Maya Angelou | PassItOn.com.

Maya Angelou

Audrey Hepburn

“Do what you can, with what you have, where you are.” —Theodore Roosevelt | PassItOn.com.

To do your best means to try your hardest, and to always try to reach excellence in your work. When you are getting paid to do a job, it’s important to always do your best.

52 Simple Ways to Be Your Best Every Week

1. Make people feel special. Encourage and empower people at every chance.
2. Find work you love and put your heart and soul into it.
3. Focus on the task at hand.
4. Treat every task as important.
5. Always do the right thing, even when it’s hard.
6. Delegate whenever you can.
7. Take initiative.
8. Be part of the solution.