Also, the snacks are a huge tip — sometimes getting something unexpected helps a lot, like ice cream, chips, or a candy bar. (havebabywilltravel.com)
Others still are relying on string theory for unexpected help with calculations relating to particle physics and exotic states of matter. (discovermagazine.com)
On the other hand, it appears as though the willing self - sacrifice of a partner can positively impact mothers» relationship satisfaction: when new mothers received unexpected help from partners, 100 % maintained or improved their relationship satisfaction during the transition to parenthood (Cowan & Cowan, 2000). (file.scirp.org)