強烈的熱情，加上務實及堅持做後盾，是成功者最常見的特質。Flaming enthusiasm, backed up by horse sense and persistence, is the quality that most frequently makes for success.

Flaming enthusiasm, backed up by horse sense and persistence, is the quality that most frequently makes for success.
 – Dale Carnegie, Motivational Expert
強烈的熱情，加上務實及堅持做後盾，是成功者最常見的特質。
– 戴爾‧卡內基 (1888-1955) 美國勵志作家及演說家，創立了一系列的行銷、演講、企業訓練、人際關係、及勵志成長等訓練課程。《卡內基溝通與人際關係 – 如何贏取友誼與影響他人》作者。