He was born with a slight mental disability, and one of his teachers told his mother that she should not force the boy to learn to read, as that would only frustrate him.
Saulo piedzima ar nelieliem garīgās attīstības traucējumiem, un, kad viņš sāka iet skolā, skolotāja teica mātei, ka zēns nav jāspiež lasīt, jo neizdošanās viņu tikai sarūgtināšot un nomākšot.