 Beckwith also contends that the 18 months Pyrrho spent in India was long enough to learn a foreign language, and that the key innovative tenets of Pyrrho's skepticism were only found in Indian philosophy at the time and not in Greece.It has been hypothesized that the gymnosophists were Jains, or Ajnanins, and that these are likely influences on Pyrrho.Pyrrho did not produce any written work.