Idiom: You can't teach an old dog new tricks
"You can't teach an old dog new tricks." Meaning It is used to say that a person who is old or is used to doing things in a certain way cannot learn or does not want to learn a new way. ‘You can’t teach an old dog new tricks’ means that it is very difficult, if not impossible, to change the way a person does something when they have been doing it the same way for many years. In other words, you can’t change someone’s long-established ways, especially as people grow older. The expression can relate to a person’s habits, traits or mindset. Example Sentences There's no way to teach your grandpa to read his news on the phone. You can't teach an old dog new tricks! My secretary has been using that old manual typewriter for more than twenty years and I cannot get to change to a word processor; it seems you can't teach an old dog new tricks. My mom is 75 years old now and I’ve been trying to teach her how to surf the Internet for ages but she just doesn’t seem to...