1. Despite his advanced age, he is still of sound mind and able to make decisions for himself.
2. It is important that the testator be of sound mind when creating a will to ensure its validity.
3. The judge determined that the defendant was not of sound mind at the time of the crime.
4. The doctor confirmed that the patient was of sound mind and capable of giving informed consent for the surgery.
5. It is crucial for a person to be of sound mind when signing a contract to avoid any legal complications.
6. The elderly woman insisted that she was of sound mind and did not need assistance with her affairs.
7. The psychiatrist assessed the patient's mental state and concluded that he was not of sound mind.
8. The lawyer advised his client to wait until he was of sound mind before making any major decisions.
9. The court appointed a guardian for the elderly man who was no longer of sound mind.
10. The professor praised the student for her insightful analysis, remarking that she was truly of sound mind.