The OP seemed to indicate a mild social anxiety to share their ideas, not a crippling, clinical anxiety that requires professional attention, so "stop being anx

The OP seemed to indicate a mild social anxiety to share their ideas, not a crippling, clinical anxiety that requires professional attention, so "stop being anxious" is a perfectly valid piece of advice. IMO the easiest way to get over imposter syndrome is to "fake it till you make it," which is another way of saying "stop being anxious and do it anyway."