Kim Clijsters is the favorite to win the Australian Open, tennis and masterfully juggling motherhood, but insists he did not "Superwoman".

Cruise on the trophy a second consecutive year the Grand Slam, U.S. Open champion is constant questions about how she manages her life and her career.

The last request was on center court Monday after Clijsters advanced to the quarterfinals with a 6-2, 7-6 (3) victory over Russian Ekaterina Makarova. Won every game so far in three sets, including an impressive first round victory over former world No. 1 Dinara Safina.

"We traveled with a nanny. It keeps my mind focused when I have to stay focused on tennis," the third-seeded Clijsters, told his interlocutor on the court. "I do nothing. I am not Superwoman."

She added: "I never thought it would be so good so soon after I started again."

The former number one player pulled out of time on tour, when he married and had a daughter Jada was born in February 2008. He returned to the 2 1/2-year retirement to win the U.S. Open in 2009, only three tournaments back. He won again in 2010.

The quarter-final, Clijsters Point 12 Agnieszka Radwanska, who beat China's Peng Shuai 7-5, 3-6, 7-5.