False about syphilis is :
Incubation period is 9-90 days
Secondary syphilis is due to hematological dissemination
Syphilitic ulcers(Chancre) are extremely painful
"General paresis of Insane" is due to CNS involvement in tertiary syphilis.
Syphilitic ulcers(Chancre) are usually single in number, butter like, hard in consistency and typically painless.