He only won 54.% of all point's in his professional career
It's the determination. Desire.
Discipline Dedication. The Grit
The heart. From within made him into what a fantastic
tennis player
He has 2 sets of twins. Which is very rare
Twins son's. And twins daughters
He and his family lived in Australia. With plans to become Australian. But got homesick after 2 years. Went back to Switzerland