我对那些人们认为不能用于永久结构的脆弱材料感兴趣。
No man, for any considerable period, can wear one face to himself and another to the multitude, without finally getting bewildered as to which may be the true.
Certification standards are the compass for responsible forestry.
The writer must be a defender of the individual against the collective.
The key to growth is adaptability in an ever-changing market.
The role of the artist is to ask questions, not to answer them.
我长期以来认为独立是生活的最大祝福，是每一种美德的基础。
Other holidays repose upon the past; Arbor Day proposes for the future.