The principal mark of genius is not perfection but originality, the opening of new frontiers.

天才的主要标志不是完美，而是独创性，即开拓新的领域。

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A tall tree was thus the principal mark.

大树是最重要的标记。

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Put another way, the rebates of those taxpayers will be reduced by the amount of income above the cap multiplied by 5%, said Mark Luscombe, principal analyst at tax information publisher CCH.

“换句话说。” 税务资料出版社的首席分析师Mark Iuscombe说，“这些纳税人减少的退税即他们的收入高于上限部分乘上百分之五。”

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Principal Mark Lehain said the school was "absolutely delighted" and called the ruling "a great decision for parental choice".

BBC: Government allows Bedford Free School to stay open

Principal Mark Lehain said he was "confident" the school would still be open at the end of September after the government made the "right decision".

BBC: Bedford Free School opens despite planning refusal

This year, with the help of fellow assistant principal Mark Koller, we joined all the LISD Watch DOGS with the Texas Stars Triple-A hockey team to form a partnership in order to provide a special night for fathers and father-figures with their children.

WHITEHOUSE: Connecting Fathers with Their Schools