He may say he's a doctor, but he's actually a veterinarian.

He always says 'Silence is golden, speech is silver,' and believes in not talking unnecessarily.

He always says 'Speech is silver, silence is gold,' and tries not to say anything unnecessary.

He said 'thank you' to me.

Nonetheless, he is still a beginner.

He told me the secret.

His amazing talent startles everyone.

In other words, he is still a student, isn't he?

He is always the type of person who says this when that is said.

She left without saying anything. I thought silence is golden.