老吾老，以及人之老；幼吾幼，以及人之幼(《孟子·梁惠王上》)

revere the elders in one’s own family,and extend this reverence to all elders; care for the children in one’s own family and extend this care to all children(Mencius)

• ate
• at first
• at first sight
• at hand
• athlete
• athletic
• athletics
• -ation
• -ative
• Atlantic
• atmosphere
• atmospheric
• at most
• at no time
• at once
• at one time
• at one time or another
• at other times
• a touch of
• attach
• attachment
• attach...to
• attack
• attacker
• attain