Tsao married in 1945, but had to give up his job that November after contracting tuberculosis. A later bout of pleurisy put him in the NTU Hospital for a year. With his son's birth approaching and his savings exhausted, his wife had to find a job.
1945 年曹永和結婚，同年因肺結核辦理退職，後來又因肋膜炎在台大醫院住院一年，緊接著長子出生，所存積蓄花費殆盡，為了生活，新婚妻子還必須出外謀職。