Yes, Pashtuns are known for their physical strength.
The provided reference clearly states, "The Pathans are known for their physical strength." This directly answers the question, indicating that physical strength is a recognized characteristic of Pashtuns.
While the reference focuses specifically on physical strength, it's important to acknowledge that strength can be interpreted in various ways. However, based solely on the reference provided, the assertion of physical strength is the primary answer.
Considerations beyond this reference would involve exploring other aspects of Pashtun culture, resilience, and historical contexts, however, those fall outside the scope of this question and its associated reference.