Nobel Peace Prize laureate Malala Yousafzai blows out candles on her birthday cake at a school for Syrian refugee girls, built by the NGO Kayany Foundation, in Lebanon’s Bekaa Valley

Nobel Peace Prize laureate Malala Yousafzai (C) blows out candles on her birthday cake at a school for Syrian refugee girls, built by the NGO Kayany Foundation, in Lebanon’s Bekaa Valley July 12, 2015. Malala, the youngest winner of the Nobel Peace Prize, celebrated her 18th birthday in Lebanon on Sunday by opening the school and called on world leaders to invest in “books not bullets”. The Malala Fund, a non-profit organisation that supports local education projects, paid for the school in the Bekaa Valley, close to the Syrian border. It can welcome up to 200 girls aged 14 to 18. Noura Jumblatt , Kayany Founder and wife of Lebanon’s Druze leader Walid Jumblatt is seen behind her. REUTERS/Jamal Saidi