It's relatively easy to learn a new language (for example) when you think, "this is like x, this is like Y, etc." I guess my key point is that you always need

It's relatively easy to learn a new language (for example) when you think, "this is like x, this is like Y, etc." I guess my key point is that you always need to keep learning, and don't box yourself in too much. Ideas from elsewhere will show up... being aware of them makes it easier to use them and be ready for them.