take to heart, to

take something to heart

Fig. to consider that some comment is significant to oneself. Mary listened to Bob's advice and took it all to heart. All Sue's advice was taken to heart by the show committee.
See also: heart, take
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.

take to heart

Be deeply moved or affected or upset by, as in I know you'll take these comments about your story to heart, or She really took that college rejection to heart. [c. 1300]
See also: heart, take
The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

take to heart

To take seriously and be affected or troubled by: Don't take my criticism to heart.
See also: heart, take
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

take to heart, to

To be deeply moved or affected; to grieve over; to concern oneself seriously with. This expression was already being used in the sixteenth century and is by no means dated. Anthony Trollope used it in The Belton Estate (1865): “She had no idea when she was refusing him that he would take it to heart as he had done.”
See also: take
The Dictionary of Clichés by Christine Ammer Copyright © 2013 by Christine Ammer
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